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Finding the Third Proportional to 18,492.47 and 40,444.73

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Solution

The third proportional to 18,492.47 and 40,444.73 is: 88,456.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,492.47 : 40,444.73 = 40,444.73 : x
  2. Step 2: Convert to fraction form
    18,492.47/40,444.73 = 40,444.73/x
  3. Step 3: Cross multiply
    18,492.47x = 40,444.73 × 40,444.73
  4. Step 4: Simplify right side
    18,492.47x = 1,635,776,538.66
  5. Step 5: Solve for x
    x = 1,635,776,538.66/18,492.47
  6. Step 6: Final answer
    x = 88,456.36

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.